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Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!) A374357 Decimal expansion of the 5th root of 109. 3 2, 5, 5, 5, 5, 5, 5, 3, 9, 6, 7, 3, 5, 1, 8, 9, 8, 1, 7, 0, 4, 1, 8, 2, 0, 4, 7, 1, 2, 8, 0, 0, 9, 4, 0, 4, 5, 2, 1, 2, 8, 1, 4, 3, 0, 5, 1, 3, 3, 2, 5, 5, 8, 1, 5, 9, 6, 8, 3, 6, 2, 4, 9, 0, 2, 4, 5, 5, 0, 2, 8, 7, 5, 6, 5, 3, 8, 3, 2, 1, 8, 1, 1, 1, 6, 3, 5, 2, 1, 6, 5, 0, 1, 7, 6, 3, 8, 1, 0, 0 (list; constant; graph; refs; listen; history; text; internal format) OFFSET 1,1 LINKS Table of n, a(n) for n=1..100. Greg Martin and Winnie Miao, abc triples, arXiv:1409.2974 [math.NT], 2014. See p. 5. Index entries for sequences related to the decimal expansion of the n-th root of x. EXAMPLE 2.555555396735189817041820471280094045212814305... MATHEMATICA RealDigits[109^(1/5), 10, 100][[1]] PROG (Python) from sympy import integer_nthroot def A374357(n): return integer_nthroot(109*10**(5*(n-1)), 5)[0]%10 # Chai Wah Wu, Jul 07 2024 CROSSREFS Cf. A374358 (continued fraction), A374359 (decimal expansion of the third convergent). Sequence in context: A229710 A240947 A023398 * A374359 A186501 A235452 Adjacent sequences: A374354 A374355 A374356 * A374358 A374359 A374360 KEYWORD nonn,easy,cons AUTHOR Stefano Spezia, Jul 06 2024 STATUS approved

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Last modified August 18 13:06 EDT 2024. Contains 375269 sequences. (Running on oeis4.)